Incorporation of multiwalled carbon nanotubes on the surface of polystyrene microspheres via In Situ suspension polymerization

作者: Hyeonseong Bak , Young Soo Yun , Se Youn Cho , Min Ki Kang , Hyoung-Joon Jin

DOI: 10.1007/S13233-011-0310-5

关键词: Aqueous solutionTransmission electron microscopyPolystyrenePolymerizationMaterials scienceChemical engineeringNanochemistryPolymer chemistryElectrical resistance and conductanceSuspension polymerizationStyrene

摘要: Polystyrene (PS) microspheres selectively coated with multiwalled carbon nanotubes (MWCNTs) were prepared by in situ suspension polymerization. The styrene monomer was polymerized an aqueous matrix poly(vinyl pyrrolidone) (PVP), MWCNTs and 2,2-azobisisobutyronitrile. PVP used as both agent for dispersing the using a wrapping strategy system steric stabilizer droplets. Therefore, wrapped dispersed on surface of PS microspheres. Scanning transmission electron microscopy confirmed that located only S-PS/MWCNT electrical conductivity MWCNT-network analyzed resistance measurements. Overall, PS/MWCNT can be to produce highly concentrated MWCNT-dispersed films hot compression.

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